Which of the following joins two pieces of DNA together?

A. plasmid

B. restriction enzyme

C. DNA ligase

D. genetic marker

What is it called when children tend to organize their world's into male amd female categories?

Why is cell division useful even in an adult who isn't even growing

The Greatest salt lake in Utah has a saline content that can be up to ten times greater than the ocean. It is fed by three freshwater tributaries. What causes it to have such a high concentration of salt A.

When two species exhibit different behaviors but live in the same area, what can result?

Which molecule is called the "molecule of heredity? A. Amino acid B. RNA C. DNA

Garbage collectors or environmental engineers. true or false

Try to think of other things that are hybrids

How do energy conversions make a car go down the street? A. The stored energy of the gasoline is converted to heat, and then to the stored energy of the car. B.

Describe how a flu vaccine the human body?

Adults do not need foods from the dairy group, only growing children and athletes do.